Multiple choice

• On a separate sheet of paper, write the letter of the answer that best completes each statement.

1. Blood circulates throughout the body in the _______ system, which consists of the heart and the blood vessels.

a. nervous b. immune c. cardiovascular d. skeletal e. muscular

2. Also functioning in circulation is the lymphatic system, which _______ fluid and

proteins from the tissues and returns them to the bloodstream.

a. comprises b. aids c. absorbs d. discharges e. drains

3. Specific attacks on disease organisms are mounted by the _______ system.

a. nervous b. immune c. cardiovascular d. skeletal e. muscular

4. The main function of the respiratory system is to provide oxygen to body cells for
energy metabolism and _______ carbon dioxide, a by-product of metabolism.

a. to eliminate b. to absorb c. to chew d. to move e. to store

5. The function of the digestive system is to prepare food for _______ by body cells.

a. flow b. intake c. release d. circulation e. output

6. Also contributing to the digestive process are several _______ organs that release

secretions into the small intestine.

a. accessory b. main c. principal d. living e. draining

7. The urinary system forms and eliminates urine, which contains metabolic _______.

a. matters b. waste products c. nodes d. nutrients e. supplies

8. The _______tract develops in close association with the urinary tract, forming the

genitourinary (GU) or urogenital (UG) tract.

a. urinary b. gastric c. intestinal d. respiratory e. reproductive

9. The female gonads are the paired_______that are held by ligaments in the pelvic cavity on either side of the uterus.

a. labia b. uterus c. ovaries d. fallopian tubes e. kidneys

10. After ovulation, the ovum travels into an oviduct (also called the uterine tube or
_______tube).

a. fallopian b. Eustachian c. uterine d. fuel e. ovarian

11.The _______ system consists of a widely distributed group of glands that secretes

regulatory substances called hormones.

a. nervous b. immune c. endocrine d. skeletal e. muscular

12.The _______ gland (hypophysis) is a small gland beneath the brain.

a. pituitary b. adrenal c. thyroid d. mammary e. lymph

2. Odd one out

• In each set of words one is the odd one out: different from the others. Find the word that is different and say why.

For example:

irregular short striated flat striated

All of them are adjectives, describing objects. But striated is the odd one out. It

describes the muscle; the others are different types of bones.